<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="https://cdn.bootcss.com/jquery/1.9.1/jquery.min.js"></script>
    <script>
        $(function(){
            $.ajax({
                type: "GET",
                url: "http://192.168.20.1:8080/umodel/projectTask/edit.do?projectId=54b4d248584b45689c8f263813f797e7",
                contentType: "text/html;charset=UTF-8",
                beforeSend: function(xhr, settings){
                    xhr.setRequestHeader("accessToken", "foo123foo");},
                success: function(data){
                    $("#output_iframe_id").attr('src',"data:text/html;charset=utf-8," + escape(data))
                }
            });
        })
    </script>
</head>
<body>
<div id="dcv-id">
    <iframe id="output-frame-id" />
</div>
</body>
</html>